Comparing two photons of wavelength 400 nm and 500 nm, which would have the highest frequency? Which would have the highest energy? (Explain your answer without calculation).
Comparing two photons of wavelength 400 nm and 500 nm, which would have the highest frequency?...
When photons of wavelength 600 nm are shone onto a particular metal surface the highest energy electrons emitted have an energy of 0.4 eV. What will be the maximum energy of electrons emitted when photons of wavelength 400 nm are shone onto the same metal surface?
1. What is the frequency of visible light with a wavelength of 500 nm? 2. For each of the following, describe the relationship as directly or inversely proportional: a) wavelength vs. frequency b) wavelength vs. energy c) frequency vs. energy -372.1 nm and 2. - 376,4 nm 3. When sodium is excited in a flame, two ultraviolet spectral lines at respectively are emitted. Which wavelength represents photons with a) higher energy? b) longer wavelengths? c) higher frequencies?
Gamma rays are photons with very high energy. How many visible-light photons with a wavelength of 500 nm would you need to equal the energy of a gamma-ray photon with energy 4.1x10^-13J A) 1.0 × 106 B) 1.4 × 108 C) 6.2 × 109 D) 3.9 × 103
1) If photons have a frequency of 1.43x1015 s-1, what wavelength does this correspond to? Use units of nm. 2) A laser is emitting photons with a wavelength of 620.2 nm. What is the energy for 1 mole of these photons? For Planck's constant, use a value of 6.626x10-34 J s. Use units of kJ/mol.
Absorption [%] 300 400 500 600 700 nm What wavelength of light would be the best to use when constructing a standard curve for this pigment? 400 nm 450 nm 500 nm 550 nm 600 nm
Which wavelength of light has the highest frequency? 14 mm 14 nm 8 mm 8 nm Request Answer Submit
Which has the highest energy photons in each pair? a. light with a wavelength of 5x10^3m or 2x10^14m b. light with a frequency of 1x10^4 S^-1 or 6x10^18 s^-1 C red light or blue light d. Microwaves or visible light
1. a. blue ray laser has a wavelength of 410 nm. a. what is the frequency (HZ) b. a 1-second flash of blue ray laser has 5.0E-3 J of energy. how many photons make up the flash ? 2. according to the Bohr model. if He+ ion emits a photon when an electron moves from n=4 to n=2 . will you be able to see this photon with your eyes? calculate the wavelength of the photon . recall visible light...
How much energy does a sample of 1000 photons at a wavelength of 250 nm have? (h=6.626 x 10-34 J*s)
Question 9 3 pt: Photons of light with an energy of 122 nm are being directed through a chamber of hydrogen gas atoms. The gas atoms began in their ground state (n=1) and, after interacting with these photons, some move to (n=2). Which of the following statements is true? If photons with a slightly longer wavelength had been used, such as 128 nm, more electrons would have moved to n=2 If photons with a slightly shorter wavelength had been used,...